The correct answer is - a. hibernation.
Big portion of the animals living in the alpine biome tend to hibernate during the winter period, and the reasons for that are multiple, like food shortage, very cold weather, and very importantly, there's places where to take shelter and hibernate.
The taiga, on the other hand, comes to be more cruel in this aspect. It is a biome that in general has a food shortage, the winter lasts for most of the year, but the animals do not have any suitable places as to where they can hibernate, so they have to be active all the time.
Answer:
earth plates move on top of the mantle like a RAFT floats on water
Answer:Russia is probably richer in natural resources than any other country in the world. It has abundant supplies of oil, natural gas, and timber. And valuable minerals, such as copper, diamonds, lead, zinc, bauxite, nickel, tin, mercury, gold and silver. Most of which are located in Siberia and the Far East. Also the sell of these resources gives a major boost to the economy
Answer:
The decline in Japan's fertility rate has been attributed to several factors such as changing lifestyles, people marrying later in life or not marrying at all, and the economic insecurity of younger generation. Increasing life expectancy is another driving force behind the aging trend.
-(thediplomat)
Tides occur as a response to the gravitational attraction of the Sun and Moon and the rotation of Earth. There are three basic tidal patterns - diurnal, semidiurnal, and mixed. Diurnal tides are characterized by one high and low tide a day.
